Short Communication
Effect of Cadmium on Abundance and Diversity of Free Living Nitrogen Fixing Azotobacter spp.
Department of Microbiology, Andhra University, Visakhapatnam-530 003, India
Gangavarapu Subrahmanyam
Department of Microbiology and Biotechnology, Faculty of Science, The Maharaja Sayajirao University of Baroda, Vadodara-390 002, India
Krishna Bolla
Department of Microbiology, Kakatiya University, Warangal-506 009, India